11 - 25
Adjustment
● Bring the sewing foot to rest on the needle plate using the hand lever.
● Bring the needle bar to its bdc by turning the handwheel and activate the magnet core 1.
● Turn the handwheel in its direction of rotation until the thread catcher has reached its
front point of reversal.
● Adjust the height of the transmission bar 2 (screws 3) so that the distance between the
tension disks is in accordance with the requirement.
● Finish the thread trimming process by turning the handwheel and bring the take up lever
to its tdc. In this position the needle thread tension must be fully activated.
● Finally, apply a light coat of grease to the surface of the release cam 4 and the tip of the
release lever 5.
11. 05.10 Triggering the needle thread tension
Requirement
With the tip of the release lever 5 at the highest point of the tension release cam 4, the
tension disks must be at least
5 mm apart.
Fig. 11 - 24
3
2
1
5
4
0,5 mm
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